PM-UV: Plane Round Mirror Blanks Fused Silica

PM-UV: Plane Round Mirror Blanks Fused Silica
High quality, uncoated plane round N-BK7, fused silica, or Zerodur substrates, one polished surface; 10 -150 mm. One side of these round, uncoated plane parallel substrates is polished with excellent surface flatness and quality for use in fabricating high reflectors or dichroic mirrors. Available in N-BK7, fused silica, or Zerodur, they can be coated with any CVI Laser Optics high reflectance or metal coating. Custom substrates are available upon request.
- Product Code: PM
- Substrate Material: N-BK7 or
Standard Grade Corning 7980 1-D (Fused Silica) - Dimensional Tolerance: +0/-0.25mm
- Thickness Tolerance: ±0.25mm
- Wedge: ≤ 5 arc minutes
- Chamfer: Ø ≤ 50.8mm: 0.35mm leg width at 45° nominal
Ø > 50.8mm: 0.85mm leg width at 45° nominal - S1 Surface Figure: per table; measured p-v at 633mm
- S1 Surface Quality: 10-5 scratch-dig per MIL-PRF-13830b (at 100W)
- S2 Surface Quality: Commercial polish
- Clear Aperture: ≥ 85% of central diameter